Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 16.76
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -18.08 -0.375 6.77
Prot (kg) -12.55 -0.441 5.54
Fertility Sub Index 7.69
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 0.94 1.117 1.05
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -0.09
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 28.78

* Based on an €80/tonne carbon price